AU4889497A - Multi-stage squelch apparatus, and associated method, for a multi-branch receiver - Google Patents

Multi-stage squelch apparatus, and associated method, for a multi-branch receiver

Info

Publication number
AU4889497A
AU4889497A AU48894/97A AU4889497A AU4889497A AU 4889497 A AU4889497 A AU 4889497A AU 48894/97 A AU48894/97 A AU 48894/97A AU 4889497 A AU4889497 A AU 4889497A AU 4889497 A AU4889497 A AU 4889497A
Authority
AU
Australia
Prior art keywords
stage
associated method
branch receiver
squelch
squelch apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
AU48894/97A
Other versions
AU730972B2 (en
Inventor
Johan Andersson
Thomas Claesson
Linus Ericsson
Jan Lindh
Bengt Ljungberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU4889497A publication Critical patent/AU4889497A/en
Application granted granted Critical
Publication of AU730972B2 publication Critical patent/AU730972B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/344—Muting responsive to the amount of noise (noise squelch)
AU48894/97A 1996-10-31 1997-10-28 Multi-stage squelch apparatus, and associated method, for a multi-branch receiver Ceased AU730972B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/742,942 US5859880A (en) 1996-10-31 1996-10-31 Multi-stage squelch apparatus, and associated method, for a multi-branch receiver
US08/742942 1996-10-31
PCT/SE1997/001799 WO1998019392A1 (en) 1996-10-31 1997-10-28 Squelch apparatus, and associated method, for a multi-branch receiver

Publications (2)

Publication Number Publication Date
AU4889497A true AU4889497A (en) 1998-05-22
AU730972B2 AU730972B2 (en) 2001-03-22

Family

ID=24986870

Family Applications (1)

Application Number Title Priority Date Filing Date
AU48894/97A Ceased AU730972B2 (en) 1996-10-31 1997-10-28 Multi-stage squelch apparatus, and associated method, for a multi-branch receiver

Country Status (7)

Country Link
US (1) US5859880A (en)
EP (1) EP1010241A1 (en)
JP (1) JP2001503228A (en)
AU (1) AU730972B2 (en)
BR (1) BR9712590A (en)
CA (1) CA2269929A1 (en)
WO (1) WO1998019392A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6085076A (en) * 1997-04-07 2000-07-04 Omnipoint Corporation Antenna diversity for wireless communication system
US6804312B1 (en) * 2000-01-11 2004-10-12 At&T Corp. Methods and systems for spatial processing
US20050003781A1 (en) * 2003-07-02 2005-01-06 California Eastern Laboratories Multiple format radio frequency receiver

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE469690A (en) * 1945-12-05
US2514162A (en) * 1947-04-25 1950-07-04 Rca Corp Diversity reception
US4317229A (en) * 1977-05-02 1982-02-23 Motorola, Inc. Sectored antenna receiving system
US4471785A (en) * 1982-09-29 1984-09-18 Sri International Ultrasonic imaging system with correction for velocity inhomogeneity and multipath interference using an ultrasonic imaging array
JPH03155228A (en) * 1989-11-14 1991-07-03 Toshiba Corp Diversity receiver
US5414711A (en) * 1993-05-20 1995-05-09 Motorola Inc. Error detector circuit and method therefor
US5530925A (en) * 1993-08-02 1996-06-25 Harris Corporation Intermediate frequency combiner for a radio communication system
JPH07170203A (en) * 1993-12-14 1995-07-04 Nec Corp Squelch system for space diversity
FI96651C (en) * 1994-08-25 1996-07-25 Nokia Telecommunications Oy Reception procedure and recipients
FI97581C (en) * 1995-02-10 1997-01-10 Nokia Telecommunications Oy Receiver and method for generating spreading codes at the receiver

Also Published As

Publication number Publication date
AU730972B2 (en) 2001-03-22
EP1010241A1 (en) 2000-06-21
JP2001503228A (en) 2001-03-06
BR9712590A (en) 1999-10-26
WO1998019392A1 (en) 1998-05-07
US5859880A (en) 1999-01-12
CA2269929A1 (en) 1998-05-07

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)